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package org.opentrafficsim.road.gtu.lane;

import org.opentrafficsim.core.gtu.GtuType;

/**
 * Factory for vehicle models.
 * 
 * Copyright (c) 2013-2024 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. 

 * BSD-style license. See OpenTrafficSim License.
 * 
 * @author Alexander Verbraeck
 * @author Peter Knoppers
 * @author Wouter Schakel
 */
public interface VehicleModelFactory
{

    /** No vehicle model. */
    VehicleModelFactory NONE = fixed(VehicleModel.NONE);

    /** Acceleration bounded vehicle model. */
    VehicleModelFactory MINMAX = fixed(VehicleModel.MINMAX);

    /**
     * Factory returning the same instance always.
     * @param vehicleModel VehicleModel; vehicle model
     * @return fixed vehicle model
     */
    static VehicleModelFactory fixed(final VehicleModel vehicleModel)
    {
        return new VehicleModelFactory()
        {
            @Override
            public VehicleModel create(final GtuType gtuType)
            {
                return vehicleModel;
            }
        };
    }

    /**
     * Create next vehicle model for given GTU type.
     * @param gtuType GtuType; GTU type
     * @return next vehicle model for given GTU type
     */
    VehicleModel create(GtuType gtuType);

}